package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    /**
     * 动态条件查询
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id修改商品更新数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number=#{number} where id =#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 插入购物车数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart(name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time,number)" +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime},#{number})")
    void insert(ShoppingCart shoppingCart);


    /**
     * 根据userID删除数据
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id =#{userId}")
    void deleteByUserId(Long userId);
    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);


    /**
     * 根据用户id和菜品id删除菜品
     * @param userId
     * @param dishId
     */
    @Delete("delete from shopping_cart where user_id = #{userId} and dish_id = #{dishId} ")
    void deleteByDishId(Long userId, Long dishId);

    /**
     * 根据用户id和套餐id删除套餐
     * @param userId
     * @param setmealId
     */
    @Delete("delete from shopping_cart where user_id = #{userId} and setmeal_id = #{setmealId} ")
    void deleteBySetmealId(Long userId, Long setmealId);
}
